include/lttng/condition/evaluation.h

   1 /*
   2  * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: LGPL-2.1-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_EVALUATION_H
   9 #define LTTNG_EVALUATION_H
  10
  11 #include <lttng/condition/condition.h>
  12 #include <lttng/lttng-export.h>
  13
  14 #ifdef __cplusplus
  15 extern "C" {
  16 #endif
  17
  18 struct lttng_evaluation;
  19
  20 enum lttng_evaluation_status {
  21         LTTNG_EVALUATION_STATUS_OK = 0,
  22         LTTNG_EVALUATION_STATUS_ERROR = -1,
  23         LTTNG_EVALUATION_STATUS_INVALID = -2,
  24         LTTNG_EVALUATION_STATUS_UNKNOWN = -3,
  25         LTTNG_EVALUATION_STATUS_UNSET = -4,
  26 };
  27
  28 /*
  29  * Get the condition type associated with an evaluation.
  30  *
  31  * Returns the type of a condition on success, LTTNG_CONDITION_TYPE_UNKNOWN on
  32  * error.
  33  */
  34 LTTNG_EXPORT extern enum lttng_condition_type lttng_evaluation_get_type(
  35                 const struct lttng_evaluation *evaluation);
  36
  37 /*
  38  * Destroy (frees) an evaluation object.
  39  */
  40 LTTNG_EXPORT extern void lttng_evaluation_destroy(struct lttng_evaluation *evaluation);
  41
  42 #ifdef __cplusplus
  43 }
  44 #endif
  45
  46 #endif /* LTTNG_EVALUATION_H */